kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 10857 Comm: modprobe Not tainted 4.16.0-rc4+ #344 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:native_write_cr4+0x4/0x10 arch/x86/include/asm/special_insns.h:76 RSP: 0018:ffff8801db207ca8 EFLAGS: 00010006 RAX: ffff8801c01ba040 RBX: 00000000001606f0 RCX: ffffffff811a5f52 RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606f0 RBP: ffff8801db207ca8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000006 R13: ffff8801c01ba040 R14: ffff8801db21d130 R15: ffff8801db21d130 FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3ea19dd000 CR3: 00000001c0fe1004 CR4: 00000000001626f0 DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: __write_cr4 arch/x86/include/asm/paravirt.h:77 [inline] __cr4_set arch/x86/include/asm/tlbflush.h:254 [inline] cr4_clear_bits arch/x86/include/asm/tlbflush.h:277 [inline] kvm_cpu_vmxoff arch/x86/kvm/vmx.c:3651 [inline] hardware_disable+0x34a/0x4b0 arch/x86/kvm/vmx.c:3657 kvm_arch_hardware_disable+0x35/0xd0 arch/x86/kvm/x86.c:8281 hardware_disable_nolock+0x30/0x40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3289 flush_smp_call_function_queue+0x1f4/0x570 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x30 kernel/smp.c:192 smp_call_function_single_interrupt+0x103/0x640 arch/x86/kernel/smp.c:295 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:879 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:778 [inline] RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline] RIP: 0010:qlist_free_all+0xa9/0x160 mm/kasan/quarantine.c:166 RSP: 0018:ffff8801cf3cfb68 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04 RAX: 0000000000000007 RBX: 0000000000000286 RCX: 0000000000000006 RDX: 0000000000000000 RSI: ffff8801c01ba8b8 RDI: 0000000000000286 RBP: ffff8801cf3cfba0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8801d54086c0 R14: ffff8801be29ac40 R15: ffffffff86ec9920 quarantine_reduce+0x141/0x170 mm/kasan/quarantine.c:259 kasan_kmalloc+0xca/0xe0 mm/kasan/kasan.c:537 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489 slab_post_alloc_hook mm/slab.h:443 [inline] slab_alloc mm/slab.c:3379 [inline] kmem_cache_alloc+0x11b/0x760 mm/slab.c:3539 getname_flags+0xcb/0x580 fs/namei.c:138 getname+0x19/0x20 fs/namei.c:209 do_sys_open+0x2e7/0x6d0 fs/open.c:1053 SYSC_open fs/open.c:1077 [inline] SyS_open+0x2d/0x40 fs/open.c:1072 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x7f3ea17da1a7 RSP: 002b:00007fff85c80c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f3ea19e51c8 RCX: 00007f3ea17da1a7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3ea19df648 RBP: 00007fff85c80ce0 R08: 00007fff85c810df R09: 0000000000000000 R10: 00007f3ea19df648 R11: 0000000000000246 R12: 0000000000000008 R13: 00007f3ea19e4040 R14: 0000000000000000 R15: 00007fff85c810df Code: 0f 1f 80 00 00 00 00 55 48 89 e5 0f 20 d8 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 0f 22 df 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 <0f> 22 e7 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 44 0f 20 c0 5d RIP: native_write_cr4+0x4/0x10 arch/x86/include/asm/special_insns.h:76 RSP: ffff8801db207ca8 ---[ end trace 08e5324fba935fc5 ]---